Correlation vs Regression: Know here what is the difference between Correlation and Regression. Both are important statistical tools for data analysis but Correlation is used only for association ...

But First, Correlation. To understand regression to the mean, you must first understand correlation, which is the strength of the relationship between two variables.

With a correlation that low, there will be some mean regression at work. Think of it this way. Seven door-to-door salesmen go out and sell as many vacuum cleaners as they can on a Sunday.

Regression Equation . Now that we know how the relative relationship between the two variables is calculated, we can develop a regression equation to forecast or predict the variable we desire.

He published a book, the famous Hereditary Genius (Galton, 1869) to explain this curious phenomenon to himself, and in the process discovered the law of statistical correlation and regression.

One of the most important types of data analysis is called regression analysis. Read more on Analytics and data science or related topic Data management.

In my opinion, reversion to the mean is one of the most powerful, but least understood, concepts in statistics. Regression to the mean explains that in many cases data will tend to even out—i.e ...